Table 1.

Up- and downregulated genes in 14-day-starved cells

Gene	Function	Fold upregulation 14 days/exp	Fold upregulation 14 days/stat
abnA	Arabinan degradation	3.1	2.6
acoA, acoB, acoC	Acetoin utilization	8.5, 4.8, 2.0	12.7, 3.4, 2.3
araB, araD, araL, araN, araP, araQ	Arabinose utilization	2.3, 2.6, 2.4, 2.1, 3.6, 3.6	2.2, 2.0, 2.2, 2.3, 2.1, 2.5
araE	Uptake of arabinose, galactose, and xylose	2.1	2.0
cwlT	Conjugative transfer of ICEBs1	2.5	2.2
czcD	Cation efflux, resistance against Zn, Cu, Co, Ni	2.6	2.7
exuT	Hexuronate uptake	2.1	3.1
ganB	Galactan utilization	2.9	3.4
hutH	Histidine utilization	2.4	2.2
manA	Mannose utilization	2.7	2.2
mmgB	Mother cell metabolism	32.5	4.4
nicK	Conjugation of ICE BS1	4.7	3.9
rbsC, rbsD	Ribose uptake	3.5, 3.1	2.1, 2.3
rhiF	Uptake of rhamnose oligosaccharides	2.5	4.3
sigV	Resistance to lytic enzymes	2.8	3.6
uxaC, uxuA	Hexuronate utilization	2.5, 2.0	3.0, 2.1
ydfQ	Unknown	2.2	3.5
ydfR	Unknown	19.7	2.7
ydzR	Unknown	4.3	3.6
yezD	Unknown	3.4	4.1
yisJ	Unknown	17.2	3.0
		Fold downregulation 14 days/exp	Fold downregulation 14 days/stat
bioI	Biosynthesis of biotin	−2.3	−2.1
comC	Genetic competence	−2.4	−3.0
comGC, comGD, comGE, comGF, comGG	Genetic competence	−3.1, −3.3, −2.8, −3.1, −3.4	−3.5, −3.5, −2.9, −3.0, −2.4
coxA	Resistance of the spore	−2.7	−2.1
epsD, epsI, epsJ, epsL	Biofilm formation	−4.6, −8.1, −4.6, 8.4	−2.8, −4.5, −3.1, −5.0
nadA, nadC	NAD biosynthesis	−2.1, −2.4	−2.0, −2.3
rtpA	Regulation of tryptophan biosynthesis	−4.2	−2.6
tasA	Biofilm formation	−5.1	−2.7
thiS	Biosynthesis of thiamine	−3.5	−3.5
thiU	Thiamine uptake	−2.2	−2.2
yckD	Unknown	−3.9	−2.4
ywcJ	Unknown	−2.0	−2.3
ywpE	Unknown	−23.6	−8.3

The transcriptome profile of 14-day-starved cells was compared to those of exponential phase and stationary phase cells. Genes that showed at least a twofold up- or downregulation in both situations, with p-values lower than 0.05, are listed. Genes in an operon have been grouped together